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epoc32/include/stdapis/boost/range/begin.hpp
author William Roberts <williamr@symbian.org>
Wed, 31 Mar 2010 12:33:34 +0100
branchSymbian3
changeset 4 837f303aceeb
permissions -rw-r--r--
Current Symbian^3 public API header files (from PDK 3.0.h)
This is the epoc32/include tree with the "platform" subtrees removed, and
all but a selected few mbg and rsg files removed. 
     1 // Boost.Range library

     2 //

     3 //  Copyright Thorsten Ottosen 2003-2004. Use, modification and

     4 //  distribution is subject to the Boost Software License, Version

     5 //  1.0. (See accompanying file LICENSE_1_0.txt or copy at

     6 //  http://www.boost.org/LICENSE_1_0.txt)

     7 //

     8 // For more information, see http://www.boost.org/libs/range/

     9 //

    10 

    11 #ifndef BOOST_RANGE_BEGIN_HPP

    12 #define BOOST_RANGE_BEGIN_HPP

    13 

    14 #if defined(_MSC_VER) && (_MSC_VER >= 1200)

    15 # pragma once

    16 #endif

    17 

    18 #include <boost/type_traits/remove_const.hpp>

    19 #include <boost/range/config.hpp>

    20 

    21 #ifdef BOOST_NO_FUNCTION_TEMPLATE_ORDERING

    22 #include <boost/range/detail/begin.hpp>

    23 #else

    24 

    25 #include <boost/range/iterator.hpp>

    26 #include <boost/range/const_iterator.hpp>

    27 

    28 namespace boost

    29 {

    30 

    31 #if !BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564)) && \

    32     !BOOST_WORKAROUND(__GNUC__, < 3) \

    33     /**/

    34 namespace range_detail

    35 {

    36 #endif

    37 

    38     //////////////////////////////////////////////////////////////////////

    39     // primary template

    40     //////////////////////////////////////////////////////////////////////

    41 

    42     template< typename C >

    43     inline BOOST_DEDUCED_TYPENAME range_const_iterator<C>::type

    44     boost_range_begin( const C& c )

    45     {

    46         return c.begin();

    47     }

    48 

    49     template< typename C >

    50     inline BOOST_DEDUCED_TYPENAME range_iterator<

    51                                                                         typename remove_const<C>::type >::type

    52     boost_range_begin( C& c )

    53     {

    54         return c.begin();

    55     }

    56 

    57     //////////////////////////////////////////////////////////////////////

    58     // pair

    59     //////////////////////////////////////////////////////////////////////

    60 

    61     template< typename Iterator >

    62     inline Iterator boost_range_begin( const std::pair<Iterator,Iterator>& p )

    63     {

    64         return p.first;

    65     }

    66 

    67     template< typename Iterator >

    68     inline Iterator boost_range_begin( std::pair<Iterator,Iterator>& p )

    69     {

    70         return p.first;

    71     }

    72 

    73     //////////////////////////////////////////////////////////////////////

    74     // array

    75     //////////////////////////////////////////////////////////////////////

    76 

    77     template< typename T, std::size_t sz >

    78     inline const T* boost_range_begin( const T (&array)[sz] )

    79     {

    80         return array;

    81     }

    82 

    83     template< typename T, std::size_t sz >

    84     inline T* boost_range_begin( T (&array)[sz] )

    85     {

    86         return array;

    87     }

    88 

    89 

    90     //////////////////////////////////////////////////////////////////////

    91     // string

    92     //////////////////////////////////////////////////////////////////////

    93 

    94 #if 1 || BOOST_WORKAROUND(__MWERKS__, <= 0x3204 ) || BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564))

    95 // CW up to 9.3 and borland have troubles with function ordering

    96     inline const char* boost_range_begin( const char* s )

    97     {

    98         return s;

    99     }

   100 

   101     inline char* boost_range_begin( char* s )

   102     {

   103         return s;

   104     }

   105 

   106     inline const wchar_t* boost_range_begin( const wchar_t* s )

   107     {

   108         return s;

   109     }

   110 

   111     inline wchar_t* boost_range_begin( wchar_t* s )

   112     {

   113         return s;

   114     }

   115 #else

   116     inline const char* boost_range_begin( const char*& s )

   117     {

   118         return s;

   119     }

   120 

   121     inline char* boost_range_begin( char*& s )

   122     {

   123         return s;

   124     }

   125 

   126     inline const wchar_t* boost_range_begin( const wchar_t*& s )

   127     {

   128         return s;

   129     }

   130 

   131     inline wchar_t* boost_range_begin( wchar_t*& s )

   132     {

   133         return s;

   134     }

   135 #endif

   136 

   137 #if !BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564)) && \

   138     !BOOST_WORKAROUND(__GNUC__, < 3) \

   139     /**/

   140 } // namespace 'range_detail'

   141 #endif

   142 

   143 

   144 template< class T >

   145 inline BOOST_DEDUCED_TYPENAME range_iterator<

   146                         typename remove_const<T>::type >::type begin( T& r )

   147 {

   148 #if !BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564)) && \

   149     !BOOST_WORKAROUND(__GNUC__, < 3) \

   150     /**/

   151     using namespace range_detail;

   152 #endif

   153     return boost_range_begin( r );

   154 }

   155 

   156 template< class T >

   157 inline BOOST_DEDUCED_TYPENAME range_const_iterator<T>::type begin( const T& r )

   158 {

   159 #if !BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564)) && \

   160     !BOOST_WORKAROUND(__GNUC__, < 3) \

   161     /**/

   162     using namespace range_detail;

   163 #endif

   164     return boost_range_begin( r );

   165 }

   166 

   167 #if BOOST_WORKAROUND(__MWERKS__, <= 0x3003 ) || BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564))

   168 // BCB and CW are not able to overload pointer when class overloads are also available.

   169 template<>

   170 inline range_const_iterator<const char*>::type begin<const char*>( const char*& r )

   171 {

   172     return r;

   173 }

   174 

   175 template<>

   176 inline range_const_iterator<const wchar_t*>::type begin<const wchar_t*>( const wchar_t*& r )

   177 {

   178     return r;

   179 }

   180 

   181 #endif

   182 

   183 } // namespace boost

   184 

   185 #endif // BOOST_NO_FUNCTION_TEMPLATE_ORDERING

   186 

   187 namespace boost

   188 {

   189     template< class T >

   190     inline BOOST_DEDUCED_TYPENAME range_const_iterator<T>::type

   191     const_begin( const T& r )

   192     {

   193         return boost::begin( r );

   194     }

   195 }

   196 

   197 #endif
test